[1] Univ Coll Cork, Sch Biol Earth & Environm Sci, Cork, Ireland
[2] Univ Coll Cork, Environm Res Inst, Cork, Ireland
[3] Univ Birmingham, Sch Geog Earth & Environm Sci, Birmingham B15 2TT, W Midlands, England
[4] UNESCO IHE Inst Water Educ, Westvest 7, NL-2611 AX Delft, Netherlands
[5] Hungarian Acad Sci, Res Ctr Astron & Earth Sci, Inst Geol & Geochem Res, Budaorsi Ut 45, H-1112 Budapest, Hungary
[6] WasserCluster Lunz GmbH, Dr Carl Kupelwieser Promenade 5, A-3293 Lunz Am See, Austria
[7] Univ Nat Resources & Life Sci, Inst Hydrobiol & Aquat Ecosyst Management, Max Emanuel Str 17, A-1180 Vienna, Austria
[8] Eotvos Lorand Univ, Dept Phys & Appl Geol, Pazmany Peter Stny 1-C, H-1117 Budapest, Hungary
[9] Vienna Int Ctr, Int Commiss Protect Danube River, D0445,Wagramer Str 5, A-1220 Vienna, Austria
[10] Univ Stirling, Sch Nat Sci, Biol & Environm Sci, Stirling, Scotland
[11] Szent Istvan Univ, Inst Math & Informat, Pater Karoly Utca 1, H-2103 Godollo, Hungary
[12] MTA Ctr Ecol Res, Dept Tisza River Res, Bem Ter 18-C, H-4026 Debrecen, Hungary